1. 4.M.NBT.05
IEEI Task

2. 4.M.NBT.05
I can use multiple strategies to multiply whole numbers of 4 digit and 2 digit by 2 digits.

3. Mathematical Practices
#2: Reason abstractly and quantitatively.
#3: Construct viable arguments and critique the reasoning of others.
#4: Model with mathematics.
#5: Use appropriate tools strategically.
#7: Look for and make use of structure.

4. Expectations
You will have 7 minutes to complete the following task with your table group.
Record your answer on the paper provided.
Each of you will have a job. Be respectful of each person’s thoughts and opinions.
Team Captain
Time Keeper
Materials Manager
Recorder

5. Your Task
Your team will be given a question and asked to use at least 2 different ways to solve it.
Be sure to explain how you know these strategies worked and why you chose them.

6. Your task
126 x 5
Solve the problem above using at least 2 different strategies.
Then create a list of reasons explaining how you know these strategies worked and why you chose them.

7. Share out! Materials Manager, please be prepared to share out.
What your solution was.
What strategies your team used.
Why you chose those strategies and how you knew they worked.